snowy resort image
Ski Japan - Hiroshima

Osa Snow Forecast

Weather Forecast for Osa at 700 m
Issued: 2 am  31 Dec 2025 (local time)

New snow in Osa

2.2cm0.9in
Thu 1st (NGT)
The snow forecast for Osa is: A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 1°C on Wed morning, min -6°C on Fri morning). Winds increasing (light winds from the NW on Wed night, strong winds from the WNW by Thu night).

Osa Weather (Next 3 days): The snow forecast for Osa is: A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 1°C on Wed morning, min -6°C on Fri morning). Winds increasing (light winds from the NW on Wed night, strong winds from the WNW by Thu night).

Osa Weather (Days 4-6): Mostly dry. Freeze-thaw conditions (max 2°C on Sun morning, min -3°C on Mon afternoon). Winds decreasing (strong winds from the WNW on Sun afternoon, calm by Mon night).


Osa Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-2
30
cloud
Bottom Lift: 
0
20
cloud
6 Day Forecast
Issued: 2 am 31 Dec 2025 / Updates in ::
Change Forecast Height
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Last 6 daysScroll left for last 6 daysNow
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
light snow
light snow
cloud
light snow
light snow
light snow
mod snow
mod snow
light snow
light snow
cloud
light snow
light snow
cloud
part cloud
clear
cloud
cloudy
light snow
light snow
cloudy
light snow
light snow
light snow
mod. snow
mod. snow
light snow
light snow
cloudy
light snow
light snow
cloudy
some clouds
clear
cloudy
 km/h
25
WNW
30
WNW
20
WNW
20
NW
25
WNW
35
WNW
35
WNW
35
NNW
25
WNW
20
WNW
30
WNW
25
W
35
W
40
WNW
35
WNW
25
NW
10
NW
5
SW
Snow map
2
2
8
7
max °C
1
0
-1
0
-1
-3
-4
-3
-3
0
0
1
2
1
-1
1
2
0
min °C
1
-1
-2
-1
-2
-5
-6
-3
-3
-2
-1
0
2
0
-1
0
-3
-2
-5
-6
-8
-7
-9
-14
-15
-11
-10
-8
-8
-6
-4
-8
-9
-6
-3
-2
83
80
84
81
84
82
87
91
90
89
85
90
90
87
86
84
70
57
750
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500
550
550
250
0
250
250
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850
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850
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1200
Sea lvl1000m2000m3000m4000m5000m
-3-4-5-4-5-7-9-6-6-5-3-2-1-2-4-3-111-1-2-1-2-4-5-3-3-1-1121-11-1-1
Sunrise
7:16
7:18
7:18
7:18
7:18
7:18
Sunset
5:08
5:09
5:10
5:12
5:12
5:13

Snow Radar

Latest snow reports near Osa:

No recent snow reports

No recent snow reports

Osa Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:27 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)


Snow History

Week 4 of December has on average:
0.1
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
1.1
Powder days
Fresh snow, limited sun, any wind.
0.2
Bluebird days
Average snow, mostly sunny, light wind.